共 12 条
[2]
BOSTEDT H, 1976, 8TH P INT C AN REPR, P552
[3]
CAHILL LP, 1979, THESIS PARIS 6 U
[6]
GRADEN AP, 1968, J DAIRY SCI, V28, P531
[7]
HUMBLOT P, 1980, AM J VET RES, V41, P1762
[8]
HUMBLOT P, 1978, 10TH P BUIATR C MEX, P141
[9]
Mauleon P., 1977, Reproduction in domestic animals., P175
[10]
FACTORS AFFECTING CALVING INTERVAL IN DAIRY HERDS
[J].
JOURNAL OF DAIRY SCIENCE,
1976, 59 (07)
:1334-1339